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Ad Hoc Mobile Wireless Networks, 2nd Edition
book

Ad Hoc Mobile Wireless Networks, 2nd Edition

by Subir Kumar Sarkar, T.G. Basavaraju, C. Puttamadappa
April 2016
Intermediate to advanced content levelIntermediate to advanced
349 pages
8h 42m
English
CRC Press
Content preview from Ad Hoc Mobile Wireless Networks, 2nd Edition
61
MAC LAYER PROTOCOLS
successful. An overhearing station, which might have received RTS and
DS but not CTS, defers its transmissions until after the ACK frame
should have been received plus a random time.
To sum up, a successful data transfer (A to B) consists of the fol-
lowing sequence of frames:
1. “Request to send” (RTS) frame from A to B
2. “Clear to send” (CTS) frame from B to A
3. “Data sending” (DS) frame from A to B
4. DATA fragment frame from A to B
5. Acknowledgment (ACK) frame from B to A
MACAW is a nonpersistent slotted protocol, meaning that after
the medium has been busy—for example, after a CTS message—the
station waits a random time after the start of a time slot before send-
ing an RTS. is results in fair access to the med ...
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Publisher Resources

ISBN: 9781466514478